Federal Circuit Finds a Role for Extrinsic Evidence Post-Teva

Last week, in Virginia Innovation Sciences (“VIS”) v. Samsung, the Federal Circuit provided some indication of the circumstances under which it would defer to a district court’s evaluation of extrinsic evidence in the post-Teva world.  We have previously written about the Supreme Court’s 2015 Teva v. Sandoz opinion, which overturned long-standing precedent, holding that while…